25160356266421 has 8 divisors (see below), whose sum is σ = 26284896094464. Its totient is φ = 24055373652960.

The previous prime is 25160356266403. The next prime is 25160356266481. The reversal of 25160356266421 is 12466265306152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25160356266421 - 2⁵ = 25160356266389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25160356266481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4889301016 + ... + 4889306161.

It is an arithmetic number, because the mean of its divisors is an integer number (3285612011808).

Almost surely, 2^{25160356266421} is an apocalyptic number.

It is an amenable number.

25160356266421 is a deficient number, since it is larger than the sum of its proper divisors (1124539828043).

25160356266421 is an equidigital number, since it uses as much as digits as its factorization.

25160356266421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9778607291.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 25160356266421 in words is "twenty-five trillion, one hundred sixty billion, three hundred fifty-six million, two hundred sixty-six thousand, four hundred twenty-one".